var logopened=false;
$(document).ready(function(){
    $('#logbtn').click(function(){
        if(logopened)
        {
            $('#logform').hide('fast');
            $('#logbtn').removeClass('selected');
        }    
        else
        {
            $('#logform').show('fast');
            $('#logbtn').addClass('selected');
        }
        logopened=!logopened;
        return false;
    });
}).click(function(e){
    if(!logopened)
        return;
    e=e||window.event;
    var target=e.target||e.srcElement;
    while(target)
    {
        if(target==$('#logform').get(0))
            return;
        target=target.parentNode;
    }
    $('#logform').hide('fast');
    $('#logbtn').removeClass('selected');
    logopened=false;    
});

$(document).ready(function(){
		$('#topmenu li.sublnk').hover(
		function() {
			$(this).addClass("selected");
			$(this).find('ul').stop(true, true);
			$(this).find('ul').show('fast');
		},
		function() {
			$(this).find('ul').hide('fast');
			$(this).removeClass("selected");
		}
	);
});

$(document).ready(function(){
	var tabContainers = $('#news-arch .tabcont');
		tabContainers.hide().filter(':first').show();
								
		$('#news-arch .tabmenu a').click(function () {
			tabContainers.hide();
			tabContainers.filter(this.hash).show();
			$('#news-arch .tabmenu a').removeClass('selected');
			$(this).addClass('selected');
			return false;
		}).filter(':first').click();
});
var prefsLoaded = false;
var defaultFontSize = 100;
var currentFontSize = defaultFontSize;

function revertStyles(){

	currentFontSize = defaultFontSize;
	changeFontSize(0);

}

function changeFontSize(sizeDifference){
	currentFontSize = parseInt(currentFontSize) + parseInt(sizeDifference * 5);

	if(currentFontSize > 200){
		currentFontSize = 100;
	}else if(currentFontSize < 60){
		currentFontSize = 60;
	}

	setFontSize(currentFontSize);
	saveSettings();
};

function setFontSize(fontSize){
  document.body.style.fontSize = fontSize + '%';
};


function createCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
  }
  else expires = "";
  document.cookie = name+"="+value+expires+"; path=/";
};

function readCookie(name) {
  var nameEQ = name + "=";
  var ca = document.cookie.split(';');
  for(var i=0;i < ca.length;i++) {
    var c = ca[i];
    while (c.charAt(0)==' ') c = c.substring(1,c.length);
    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
  }
  return null;
};

window.onload = setUserOptions;

function setUserOptions(){
	if(!prefsLoaded){

		cookie = readCookie("fontSize");
		currentFontSize = cookie ? cookie : defaultFontSize;
		setFontSize(currentFontSize);
		
		prefsLoaded = true;
	}

}

window.onunload = saveSettings;

function saveSettings()
{
  createCookie("fontSize", currentFontSize, 365);
}